I decided to buy another copy of a first edition Sauron Defeated because my original copy has some fading on the dust-jacket spine. From my eBay research it looks as though a lot of these have faded spines. Must be something to do with the colour I guess.
But this copy is really very nice indeed.
Title: Sauron Defeated
Subtitle: The History of the Lord of the Rings Part 4
Volume: The History of Middle-earth, Volume 9
Author: JRR Tolkien
Edited by: Christopher Tolkien
Published by: Harper Collins
Year of Publication : 1992
Edition: 1st ed. 1st imp.
Hardback with unclipped dustjacket